Home / 536,329,897.20-804,494,845.80-318,651,663.60

Finding the Fourth Proportional to 536,329,897.20, 804,494,845.80 and 318,651,663.60

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Solution

The fourth proportional to 536,329,897.20, 804,494,845.80 and 318,651,663.60 is: 477,977,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,329,897.20 : 804,494,845.80 = 318,651,663.60 : x
  2. Step 2: Convert to fraction form
    536,329,897.20/804,494,845.80 = 318,651,663.60/x
  3. Step 3: Cross multiply
    536,329,897.20x = 804,494,845.80 × 318,651,663.60
  4. Step 4: Simplify right side
    536,329,897.20x = 256,353,620,971,795,488
  5. Step 5: Solve for x
    x = 256,353,620,971,795,488/536,329,897.20
  6. Step 6: Final answer
    x = 477,977,495.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.